In the battle for the big time, spirit counts for everything

In the depths of the production studios, where the online reality talent competition Produce 101 is being filmed, a bright pink rehearsal room lies at the end of a corridor marked with a large letter "A".

The room holds huge significance for the show's finalists, who have pushed themselves to their creative limits over the past three months to earn their chance to join an 11-member girl band.

Wang Ju is no exception.